Product Overview

HI9829-10/11 is used for premium 10 ppm and 100 ppm (mg/L) ammonium (as nitrogen) calibration standards. These standards are used to calibrate the HI7609829-10 ammonium ISE. Each sachet is printed with a batch number and expiration date. The sachets are made of lightweight blocks and airtight foil, ensuring freshness with each use. Hanna's calibration standard series has been developed to be valid for 5 years from the date of manufacture for unopened sachets. HI9829-10/11 contains 10 sachets, each containing 10 ppm and 100 ppm ammonium calibration standards (as N). Each sachet contains approximately 20 mL of buffer solution.

• Pre-mixed to exact standard values

• Stable pH value and ionic strength

• Batch number and expiration date on each sachet

HI9829-10/11 is used for premium 10 ppm and 100 ppm (mg/L) ammonium (as nitrogen) calibration standards. It is produced in accordance with ISO 3696/BS3978 standards, using high-purity salts, deionized water, certified weighing balances, and Class A glassware, in a temperature-controlled environment monitored by certified thermometers.

• Convenience of individually packaged sachets

• Ideal for on-site use due to portability

• Each sachet is as fresh as when packaged

• Stable pH value and ionic strength

• Each sachet is labeled with a batch number and expiration date.

• Hanna buffers are specially formulated, and unopened sachets are valid for 5 years from the date of manufacture.